<template>
  <div class="permission-container">
    <div class="app-container">
      <!-- 表格 -->
      <el-card>
        <div style="text-align: right; margin-bottom: 20px">
          <el-button type="primary" size="small" @click="hAdd(1,'0')">添加权限</el-button>
        </div>
        <el-table border :data="list" row-key="id">
          <el-table-column label="名称" prop="name" />
          <el-table-column label="标识" prop="code" />
          <el-table-column label="描述" prop="description" />
          <el-table-column label="操作">
            <template slot-scope="scope">
              <el-button v-if="scope.row.type===1" type="text" @click="hAdd(2,scope.row.id)">添加</el-button>
              <el-button type="text" @click="edit(scope.row.id)">编辑</el-button>
              <el-button v-if="scope.row.children.length===0" type="text" @click="del(scope.row.id)">删除</el-button>
            </template>
          </el-table-column>
        </el-table>
      </el-card>
      <!-- 弹框 -->
      <el-dialog :visible.sync="showDialog" :title="isEdit?'编辑':'添加'" @close="hClose">
        <!-- 表单内容 -->
        <el-form ref="refForm" label-width="100px" :model="formData">
          <el-form-item label="权限名称" prop="name">
            <el-input v-model="formData.name" />
          </el-form-item>
          <el-form-item label="权限标识" prop="code">
            <el-input v-model="formData.code" />
          </el-form-item>
          <el-form-item label="权限描述" prop="description">
            <el-input v-model="formData.description" />
          </el-form-item>
          <el-form-item label="权限启用" prop="enVisible">
            <el-switch
              v-model="formData.enVisible"
              active-text="启用"
              active-value="1"
              inactive-text="不启用"
              inactive-value="0"
            />
          </el-form-item>
        </el-form>

        <template #footer>
          <div style="text-align: right;">
            <el-button @click="showDialog = false">取消</el-button>
            <el-button type="primary" @click="hSubmit">确定</el-button>
          </div>
        </template>
      </el-dialog>
    </div>
  </div>
</template>
<script>
import { getPermissionList, addPermission, delPermission, getPermissionDetail, updatePermission } from '@/api/permisson'
import { arrayToTree } from '@/utils/index'
export default {
  data() {
    return {
      isEdit: false,
      list: [],
      showDialog: false, // 是否显示弹层
      formData: {
        name: '', // 名称
        code: '', // 权限标识
        description: '', // 描述
        enVisible: '0', // 开启
        pid: '', // 添加到哪个节点下
        type: '' // 类型
      }
    }
  },
  created() {
    this.loadPermission()
  },
  methods: {
    async loadPermission() {
      const res = await getPermissionList()
      this.list = arrayToTree(res.data)
    },
    // 点击添加
    hAdd(type, id) {
      this.showDialog = true
      this.formData.type = type
      this.formData.pid = id
      this.isEdit = false
    },
    // 点击确定
    hSubmit() {
      this.isEdit ? this.doEdit() : this.doAdd()
    },
    // 确定添加
    async doAdd() {
      await addPermission(this.formData)
      this.$message.success('添加成功')
      this.loadPermission()
      this.showDialog = false
    },
    hClose() {
      this.$refs.refForm.resetFields()
    },
    // 点击删除
    del(id) {
      this.$confirm('此操作将永久删除该文件, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        this.hDel(id)
      }).catch(() => {
        this.$message({
          type: 'info',
          message: '已取消删除'
        })
      })
    },
    // 确定删除
    async hDel(id) {
      await delPermission(id)
      this.$message.success('删除成功')
      this.loadPermission()
    },
    // 点击编辑
    async edit(id) {
      this.showDialog = true // 显示弹框
      // 发送请求
      const res = await getPermissionDetail(id)
      this.formData = res.data
      this.isEdit = true
    },
    // 确定编辑
    async doEdit() {
      // 修改
      await updatePermission(this.formData)
      this.$message.success('修改成功')
      this.loadPermission()
      // 关闭弹框
      this.showDialog = false
    }
  }

}

</script>
